diff options
| author | Dave Airlie <airlied@redhat.com> | 2017-03-31 17:29:26 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2017-03-31 17:29:26 +1000 |
| commit | 3a2d78228a4fd3dadff2b528528aa8901f724a87 (patch) | |
| tree | 6fb89f931046fc40812c5b719313b2d723c0dd71 | |
| parent | b61d60753dc6c7c62669ebb9cacd7dfa5313cd1e (diff) | |
| parent | 6d6e500391875cc372336c88e9a8af377be19c36 (diff) | |
Merge tag 'drm-misc-fixes-2017-03-31' of git://anongit.freedesktop.org/git/drm-misc into drm-fixesdrm-fixes-for-v4.11-rc5
Just one vc4 fix from Eric, cc: stable
* tag 'drm-misc-fixes-2017-03-31' of git://anongit.freedesktop.org/git/drm-misc:
drm/vc4: Allocate the right amount of space for boot-time CRTC state.
| -rw-r--r-- | drivers/gpu/drm/vc4/vc4_crtc.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c index 0c06844af445..9fcf05ca492b 100644 --- a/drivers/gpu/drm/vc4/vc4_crtc.c +++ b/drivers/gpu/drm/vc4/vc4_crtc.c @@ -846,6 +846,17 @@ static void vc4_crtc_destroy_state(struct drm_crtc *crtc, drm_atomic_helper_crtc_destroy_state(crtc, state); } +static void +vc4_crtc_reset(struct drm_crtc *crtc) +{ + if (crtc->state) + __drm_atomic_helper_crtc_destroy_state(crtc->state); + + crtc->state = kzalloc(sizeof(struct vc4_crtc_state), GFP_KERNEL); + if (crtc->state) + crtc->state->crtc = crtc; +} + static const struct drm_crtc_funcs vc4_crtc_funcs = { .set_config = drm_atomic_helper_set_config, .destroy = vc4_crtc_destroy, @@ -853,7 +864,7 @@ static const struct drm_crtc_funcs vc4_crtc_funcs = { .set_property = NULL, .cursor_set = NULL, /* handled by drm_mode_cursor_universal */ .cursor_move = NULL, /* handled by drm_mode_cursor_universal */ - .reset = drm_atomic_helper_crtc_reset, + .reset = vc4_crtc_reset, .atomic_duplicate_state = vc4_crtc_duplicate_state, .atomic_destroy_state = vc4_crtc_destroy_state, .gamma_set = vc4_crtc_gamma_set, |